<!DOCTYPE html>
<html>
	<head>
		<meta charset="utf-8">
		<title>选择器权重</title>
		<!-- 选择器权重越高，选中几率越大 -->
		<style>
			*{ /*权值 0  很容易被覆盖*/
				color: #ffaa00 !important;
				background: #ffaaff;
			}
			div{ /*权值 1*/
				color: #00ff00;
				background: #ff557f;
			}
			.d1{ /*权值 10*/
				color: #aa00ff;
				background: #ffff00;
			}
			div.d1{/*选择器权值之和 权值1+10 11*/
				color: #ff55ff;
				background: #aa557f;
			}
			body div.d1{/*权值 12*/
				font-size: 25px;
				color: #ff2945;
				background: #55ff00;
			}
			#d1{ /*权值 100*/
				font-size: 15px;
				color: #aa5500;
				background: #55aa00;
				}
				div#d1{ /*权值 101*/
					font-size: 20px;
					color: #ff5500;
					background: #00ffff;
				}
				div#d1:hover{/*权值 111*/
					color: #aa5500;
					background: #55aa00;
				}
		</style>
	</head>
	<body>
		<div class="d1" id="d1" style="color:red">Lorem ipsum dolor sit amet consectetur adipisicing elit. Ipsam officia nemo illum odit accusantium aliquid, optio distinctio in sit consequatur molestias ab cupiditate ratione ex tempore. Voluptatibus ullam velit corporis.</div>
		</body>
</html>